How to build the Trencher Rotor Module

Written By: Chris Reinhart (and 3 other contributors)
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Difficulty

Moderate

Steps

36

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  1. Attach bearing to "middle plate" (insert part number) as shown in image. Be mindful of orientation of grease zerk relative to plate. Must remain accessible once unit is fully assembled.

    • Attach bearing to "middle plate" (insert part number) as shown in image.

    • Be mindful of orientation of grease zerk relative to plate. Must remain accessible once unit is fully assembled.

    Edit

  2. Attach bearing to "large bearing plate" (insert part number). This bearing faces inside the mount - towards the other bearing.

    • Attach bearing to "large bearing plate" (insert part number). This bearing faces inside the mount - towards the other bearing.

    Edit

  3. Attach motor to plate. (insert part number) Attach motor to plate. (insert part number) Attach motor to plate. (insert part number)

    • Attach motor to plate. (insert part number)

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  4. Place hub. Insert nut and pin to hold in place. Place hub. Insert nut and pin to hold in place. Place hub. Insert nut and pin to hold in place.

    • Place hub. Insert nut and pin to hold in place.

    Edit

  5. Info about the hub to plate or something Should this be earlier? Should this be earlier?

    • Info about the hub to plate or something

    • Should this be earlier?

    Edit

  6. Place hub-to-chain-link coupler. Tighten nuts in a star pattern. Tighten nuts in a star pattern.

    • Place hub-to-chain-link coupler.

    • Tighten nuts in a star pattern.

    Edit

  7. Cut 3" shaft with bandsaw Mill hole Mill hole

    • Cut 3" shaft with bandsaw

    • Mill hole

    Edit

  8. Mill slot in shaft Mill slot in shaft

    • Mill slot in shaft

    Edit

  9. Feed shaft through bearings and lock colars Feed shaft through bearings and lock colars Feed shaft through bearings and lock colars

    • Feed shaft through bearings and lock colars

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  10. Step 10

    • Step 10

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  11. Step 11 Step 11 Step 11

    • Step 11

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  12. Insert wisdom here. Insert wisdom here.

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  13. Ensure all parts are square and uniform Tack weld

    • Ensure all parts are square and uniform

    • Tack weld

    • Make sure rotor turns freely without binding

    • Finish welding entire unit

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    • With the rotor and double chin coupler assembly put on the two bearings but place the key and the shaft first to join the shaft and the mowith the rotor and double chin coupler assembly put on the two bearings but place the key and the shaft first to join the shaft and the motor assembly.

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    • Use the clamp to hold the key in place as a rubber mallet is used to punch the shaft

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    • Loosen the setscrew on the collar to allow the key to go in. It's a three-quarter inch key.

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    • Punch the shaft all the way in and tighten down the set screw for the key.

    Edit

    • Grind down key if the key doesn't fit.

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    • Use the top plate as a marker for punching in the shaft into the Universal Rotor Assembly - to adjust the distance of how far the have to go in

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    • Put in the square tube spacers. Put in shims - about 1/32 by the front plate, and about 1/8" on the back shim.

    Edit

    • Make sure bottom plate is in place. Square up the entire structure.

    Edit

    • Tack the entire assembly.

    Edit

    • The motor mount plate has the nub on the opposite side of the case drain

    Edit

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  34. Insert wisdom here. Insert wisdom here.

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  35. Use shaft to align both hubs prior to tightening hubs to plate.

    • Use shaft to align both hubs prior to tightening hubs to plate.

    Edit

  36. Insert Key stock in Shaft

    • Insert Key stock in Shaft

    Edit
Finish Line

One other person completed this guide.

Author

with 3 other contributors

Chris Reinhart

Member since: 10/29/2013

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